<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>欢迎</title>
</head>
<body style="text-align: center">
    <h1>欢迎</h1>
    <p>不用需认证的页面</p>
</body>
</html>